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Disclosery

XTX Topco Ltd: RBBN position timeline

Available 13F reports, 13D and 13G stakes and each Form 3, 4 and 5 line of XTX Topco Ltd on RBBN, newest first. How the timeline and the estimate are built.

XTX Topco Ltd held 323,307 RBBN shares at 2026-06-30 per its 13F-HR filed 2026-08-14.

the latest 13F is the newest step

  1. period ended2026-06-30
    13F 323,307 shares
    Change vs previous 13F +162,365 shares

    0.01% of the 13F portfolio, value $756,538.

    13F-HR 0001828301-26-000005 filed by XTX Topco Ltd
    Filed (acceptance time not in the bulk data set), ingested

    Acceptance time not in the bulk data set (spec §4.2).

  2. period ended2026-03-31
    13F 160,942 shares
    Change vs previous 13F +58,057 shares

    0.01% of the 13F portfolio, value $341,197.

    13F-HR 0001828301-26-000004 filed by XTX Topco Ltd
    Filed (acceptance time not in the bulk data set), ingested

    Acceptance time not in the bulk data set (spec §4.2).

  3. period ended2025-12-31
    13F 102,885 shares
    Change vs previous 13F -47,473 shares

    0.01% of the 13F portfolio, value $296,309.

    13F-HR 0001828301-26-000001 filed by XTX Topco Ltd
    Filed (acceptance time not in the bulk data set), ingested

    Acceptance time not in the bulk data set (spec §4.2).

  4. period ended2025-09-30
    13F 150,358 shares
    Change vs previous 13F +92,363 shares

    0.03% of the 13F portfolio, value $571,360.

    13F-HR 0001828301-25-000036 filed by XTX Topco Ltd
    Filed (acceptance time not in the bulk data set), ingested

    Acceptance time not in the bulk data set (spec §4.2).

  5. period ended2025-06-30
    13F 57,995 shares
    Change vs previous 13F -99,833 shares

    0.01% of the 13F portfolio, value $232,560.

    13F-HR 0001828301-25-000027 filed by XTX Topco Ltd
    Filed (acceptance time not in the bulk data set), ingested

    Acceptance time not in the bulk data set (spec §4.2).

  6. period ended2025-03-31
    13F 157,828 shares
    Change vs previous 13F +157,828 shares

    0.03% of the 13F portfolio, value $618,686.

    13F-HR 0001828301-25-000025 filed by XTX Topco Ltd
    Filed (acceptance time not in the bulk data set), ingested

    Acceptance time not in the bulk data set (spec §4.2).

  7. period ended2024-09-30
    13F 0 shares
    Change vs previous 13F not available

    13F-HR 0001828301-24-000019 filed by XTX Topco Ltd
    Filed (acceptance time not in the bulk data set), ingested

    Acceptance time not in the bulk data set (spec §4.2).

    Exited: the 13F for this period no longer lists the position.